Costco Gas Prices in Saint Charles, Illinois
St Charles · Warehouse #1040
221 S RANDALL RD, Saint Charles, Illinois 60174-1524
Prices updated: August 12, 2026 at 2:00 PM
Regular
$3.999
PRICE PER GALLON
Press
Premium
$4.949
PRICE PER GALLON
Press
Current gas prices at Costco #1040
This Costco gas station is located at 221 S RANDALL RD in Saint Charles, Illinois. The latest reported fuel prices are regular at $3.999/gal, premium at $4.949/gal. Prices were last updated on August 12, 2026 at 2:00 PM.
Get directions to this Costco gas station30-Day Price History
30-day change
Regular
$3.999−0.060 (1.5%)
Premium
$4.949−0.150 (2.9%)
DateRegPrem
Aug 12, 2:00 PM$3.999$4.949
Aug 11, 10:00 PM$3.939$4.899
Aug 10, 2:00 PM$3.949$4.929
Aug 9, 1:00 PM—$4.929
Aug 9, 12:00 PM$3.949$4.929
Aug 9, 11:00 AM—$4.929
Aug 9, 10:00 AM$3.949$4.929
Aug 8, 4:00 PM$4.019$4.969
Aug 7, 10:00 PM$3.969$4.929
Aug 7, 7:00 PM$4.029$4.929
Aug 7, 3:00 PM$4.089$5.089
Aug 6, 2:00 PM$4.159$5.099
Aug 4, 1:00 PM$4.099$5.159
Aug 3, 4:00 PM$4.199$5.179
Jul 31, 3:00 PM$4.229$5.179
Jul 30, 2:00 PM$4.199$5.179
Jul 29, 10:00 PM$4.159$5.169
Jul 29, 3:00 PM$4.129$5.169
Jul 29, 2:00 PM$4.099$5.119
Jul 27, 3:00 PM$4.149$5.119
Jul 25, 2:00 PM$4.149$5.049
Jul 25, 6:00 AM—$5.049
Jul 25, 5:00 AM$4.149$5.049
Jul 24, 8:00 PM$4.189$5.159
Jul 24, 4:00 PM$4.159$5.159
Jul 23, 9:00 PM$4.089$5.159
Jul 23, 3:00 PM$4.079$5.099
Jul 23, 12:00 AM—$5.099
Jul 22, 11:00 PM$4.079$5.099
Jul 22, 3:00 PM$4.029$5.059
Jul 21, 2:00 PM$3.999$5.059
Jul 17, 3:00 PM$3.999$4.999
Jul 16, 8:00 PM$3.959$4.999
Jul 16, 2:00 PM$3.899$4.999
Jul 14, 3:00 PM$3.959$4.999
Jul 13, 9:00 PM$4.059$5.099